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-rw-r--r--Source/SPFieldEditorController.m192
1 files changed, 158 insertions, 34 deletions
diff --git a/Source/SPFieldEditorController.m b/Source/SPFieldEditorController.m
index b8959ec8..f9153a58 100644
--- a/Source/SPFieldEditorController.m
+++ b/Source/SPFieldEditorController.m
@@ -36,6 +36,10 @@
@implementation SPFieldEditorController
+/**
+ * Initialise an instance of SPFieldEditorController using the XIB “FieldEditorSheet.xib”. Init the available Quciklook format by reading
+ * EditorQuickLookTypes.plist and if given user-defined format store in the Preferences for key (SPQuickLookTypes).
+ */
- (id)init
{
if ((self = [super initWithWindowNibName:@"FieldEditorSheet"])) {
@@ -118,6 +122,9 @@
}
+/**
+ * Dealloc SPFieldEditorController and closes Quicklook window if visible.
+ */
- (void)dealloc
{
[NSObject cancelPreviousPerformRequestsWithTarget:self];
@@ -132,26 +139,63 @@
[super dealloc];
}
-- (void)setTextMaxLength:(unsigned long long)length
+/**
+ * Set the maximum text length of the underlying table field for input validation.
+ *
+ * @param length The maximum text length
+ */
+- (void)setTextMaxLength:(NSUInteger)length
{
maxTextLength = length;
}
+/**
+ * Set the field type of the underlying table field for input validation.
+ *
+ * @param aType The field type which will be used for dispatching which sheet will be shown. If type == BIT the bitSheet will be used otherwise the editSheet.
+ */
- (void)setFieldType:(NSString*)aType
{
fieldType = aType;
}
+/**
+ * Set the field encoding of the underlying table field for displaying it to the user.
+ *
+ * @param aEncoding encoding
+ */
- (void)setFieldEncoding:(NSString*)aEncoding
{
fieldEncoding = aEncoding;
}
+/**
+ * Set if underlying table field allows NULL for several validations.
+ *
+ * @param allowNULL If allowNULL is YES NULL value is allowed for the underlying table field
+ */
- (void)setAllowNULL:(BOOL)allowNULL
{
_allowNULL = allowNULL;
}
+/**
+ * Main method for editing data. It will validate several settings and display a modal sheet for theWindow whioch waits until the user closes the sheet.
+ *
+ * @param data The to be edited table field data.
+ *
+ * @param fieldName The name of the currently edited table field.
+ *
+ * @param anEncoding The used encoding while editing.
+ *
+ * @param isFieldBlob If YES the underlying table field is a TEXT/BLOB field. This setting handles several controls which are offered in the sheet to the user.
+ *
+ * @param isEditable If YES the underlying table field is editable, if NO the field is not editable and the SPFieldEditorController sheet do not show a "OK" button for saving.
+ *
+ * @param theWindow The window for displaying the sheet.
+ *
+ * @return If SPFieldEditorController was closed by "OK" and the field was editable it returns the edited value, otherwise it returns nil.
+ */
- (id)editWithObject:(id)data fieldName:(NSString*)fieldName usingEncoding:(NSStringEncoding)anEncoding
isObjectBlob:(BOOL)isFieldBlob isEditable:(BOOL)isEditable withWindow:(NSWindow *)theWindow
{
@@ -174,7 +218,7 @@
if([fieldEncoding length])
[label appendString:fieldEncoding];
- if([fieldType length] && [fieldType isEqualToString:@"BIT"]) {
+ if([fieldType length] && [[fieldType uppercaseString] isEqualToString:@"BIT"]) {
sheetEditData = [(NSString*)data retain];
@@ -243,7 +287,7 @@
encoding = anEncoding;
_isBlob = isFieldBlob;
- BOOL _isBINARY = ([fieldType isEqualToString:@"BINARY"] || [fieldType isEqualToString:@"VARBINARY"]);
+ BOOL _isBINARY = ([[fieldType uppercaseString] isEqualToString:@"BINARY"] || [[fieldType uppercaseString] isEqualToString:@"VARBINARY"]);
sheetEditData = [data retain];
@@ -415,7 +459,7 @@
return ( editSheetReturnCode && _isEditable ) ? sheetEditData : nil;
}
-/*
+/**
* Establish and return an UndoManager for editTextView
*/
- (NSUndoManager*)undoManagerForTextView:(NSTextView*)aTextView
@@ -426,11 +470,19 @@
return esUndoManager;
}
+/**
+ * Set variable if something in editTextView was cutted or pasted for creating better undo grouping.
+ */
- (void)setWasCutPaste
{
wasCutPaste = YES;
}
+/**
+ * Close the editSheet. Before closing it validates the editSheet data against maximum text size.
+ * If data size is too long select the part which is to long for better editing and keep the sheet opened.
+ * If any temporary Quicklook files were created delete them before clsoing the sheet.
+ */
- (IBAction)closeEditSheet:(id)sender
{
@@ -466,6 +518,9 @@
}
+/**
+ * Open the open file panel to load a file (text/image) into the editSheet
+ */
- (IBAction)openEditSheet:(id)sender
{
[[NSOpenPanel openPanel] beginSheetForDirectory:nil
@@ -475,7 +530,7 @@
contextInfo:NULL];
}
-/*
+/**
* Segement controller for text/image/hex buttons in editSheet
*/
- (IBAction)segmentControllerChanged:(id)sender
@@ -517,8 +572,8 @@
}
}
-/*
- * Saves a file containing the content of the editSheet
+/**
+ * Open the save file panel to save the content of the editSheet according to its type as NSData or NSString atomically into the past file.
*/
- (IBAction)saveEditSheet:(id)sender
{
@@ -531,7 +586,7 @@
}
/**
- * Save panel didEndSelector. Writes the current content to disk.
+ * Save file panel didEndSelector. If the returnCode == NSOKButton it writes the current content of editSheet according to its type as NSData or NSString atomically into the past file.
*/
- (void)savePanelDidEnd:(NSSavePanel *)panel returnCode:(NSInteger)returnCode contextInfo:(void *)contextInfo
{
@@ -559,7 +614,7 @@
}
/**
- * Open panel didEndSelector. Opens the selected file.
+ * Open file panel didEndSelector. If the returnCode == NSOKButton it opens the selected file in the editSheet.
*/
- (void)openPanelDidEnd:(NSOpenPanel *)panel returnCode:(NSInteger)returnCode contextInfo:(void *)contextInfo
{
@@ -627,6 +682,9 @@
#pragma mark -
#pragma mark QuickLook
+/**
+ * Invoked if a Quicklook format was chosen
+ */
- (IBAction)quickLookFormatButton:(id)sender
{
if(qlTypes != nil && [[qlTypes objectForKey:@"QuickLookTypes"] count] > [sender tag] - 2) {
@@ -635,6 +693,14 @@
}
}
+/**
+ * Create a temporary file in NSTemporaryDirectory() with the chosen extension type which will be called by Apple's Quicklook generator
+ *
+ * @param type The type as file extension for Apple's default Quicklook generator.
+ *
+ * @param isText If YES the content of editSheet will be treates as pure text.
+ *
+ */
- (void)createTemporaryQuickLookFileOfType:(NSString *)type treatAsText:(BOOL)isText
{
// Create a temporary file name to store the data as file
@@ -676,8 +742,13 @@
}
}
-/*
+/**
* Opens QuickLook for current data if QuickLook is available
+ *
+ * @param type The type as file extension for Apple's default Quicklook generator.
+ *
+ * @param isText If YES the content of editSheet will be treates as pure text.
+ *
*/
- (void)invokeQuickLookOfType:(NSString *)type treatAsText:(BOOL)isText
{
@@ -762,7 +833,10 @@
}
-// QuickLook delegates for SDK 10.6
+
+/**
+ * QuickLook delegate for SDK 10.6. Set the Quicklook delegate to self and suppress setShowsAddToiPhotoButton since the format is unknow.
+ */
- (void)beginPreviewPanelControl:(id)panel
{
@@ -774,36 +848,55 @@
[panel setShowsAddToiPhotoButton:NO];
}
-// QuickLook delegates for SDK 10.6
+
+/**
+ * QuickLook delegate for SDK 10.6 - not in usage.
+ */
- (void)endPreviewPanelControl:(id)panel
{
// This document loses its responsisibility on the preview panel
// Until the next call to -beginPreviewPanelControl: it must not
// change the panel's delegate, data source or refresh it.
}
-// QuickLook delegates for SDK 10.6
+
+/**
+ * QuickLook delegate for SDK 10.6
+ */
- (BOOL)acceptsPreviewPanelControl:(id)panel;
{
return YES;
}
+
// QuickLook delegates for SDK 10.6
// - (BOOL)previewPanel:(QLPreviewPanel *)panel handleEvent:(NSEvent *)event
// {
// }
-// QuickLook delegates for SDK 10.6
+
+/**
+ * QuickLook delegate for SDK 10.6.
+ *
+ * @return It always returns 1.
+ */
- (NSInteger)numberOfPreviewItemsInPreviewPanel:(id)panel
{
return 1;
}
-// QuickLook delegates for SDK 10.6
+
+/**
+ * QuickLook delegate for SDK 10.6.
+ *
+ * @return It returns as NSURL the temporarily created file.
+ */
- (id)previewPanel:(id)panel previewItemAtIndex:(NSInteger)index
{
return [NSURL fileURLWithPath:tmpFileName];
}
-// QuickLook delegates for SDK 10.5
-// It should return the frame for the item represented by the URL
-// If an empty frame is returned then the panel will fade in/out instead
+/**
+ * QuickLook delegate for SDK 10.5.
+ *
+ * @return It returns the frame of the application's middle. If an empty frame is returned then the panel will fade in/out instead.
+ */
- (NSRect)previewPanel:(NSPanel*)panel frameForURL:(NSURL*)URL
{
@@ -819,9 +912,12 @@
5, 5);
}
-// QuickLook delegates for SDK 10.6
-// It should return the frame for the item represented by the URL
-// If an empty frame is returned then the panel will fade in/out instead
+
+/**
+ * QuickLook delegate for SDK 10.6.
+ *
+ * @return It returns the frame of the application's middle. If an empty frame is returned then the panel will fade in/out instead.
+ */
- (NSRect)previewPanel:(id)panel sourceFrameOnScreenForPreviewItem:(id)item
{
// Return the App's middle point
@@ -831,12 +927,16 @@
mwf.origin.y+mwf.size.height/2,
5, 5);
}
+
// QuickLook delegates for SDK 10.6
// - (id)previewPanel:(id)panel transitionImageForPreviewItem:(id)item contentRect:(NSRect *)contentRect
// {
// return [NSImage imageNamed:@"database"];
// }
+/**
+ * Called by (SPImageView) if an image was pasted into the editSheet
+ */
-(void)processPasteImageData
{
@@ -870,9 +970,11 @@
editSheetWillBeInitialized = NO;
}
-/*
- * Invoked when the imageView in the connection sheet has the contents deleted
- * or a file dragged and dropped onto it.
+
+/**
+ * Invoked if the imageView was changed or a file dragged and dropped onto it.
+ *
+ * @param data The image data. If data == nil the reset all views in editSheet.
*/
- (void)processUpdatedImageData:(NSData *)data
{
@@ -906,11 +1008,12 @@
editSheetWillBeInitialized = NO;
}
+/**
+ * If the image was deleted reset all views in editSheet.
+ * The actual dropped image process is handled by (processUpdatedImageData:).
+ */
- (IBAction)dropImage:(id)sender
{
-
- // If the image was deleted, set a blank string as the contents of the edit and hex views.
- // The actual dropped image processing is handled by processUpdatedImageData:.
if ( [editImage image] == nil ) {
if (nil != sheetEditData) [sheetEditData release];
sheetEditData = [[NSData alloc] init];
@@ -923,6 +1026,9 @@
#pragma mark -
#pragma mark BIT Field Sheet
+/**
+ * Update all controls in the bitSheet
+ */
- (void)updateBitSheet
{
NSInteger i = 0;
@@ -969,6 +1075,9 @@
}
+/**
+ * Close the bitSheet and abort the running modal session.
+ */
- (IBAction)closeBitSheet:(id)sender
{
@@ -983,6 +1092,9 @@
}
+/**
+ * Selector of any operator in the bitSheet. The different buttons will be distinguished by the sender's tag.
+ */
- (IBAction)bitSheetOperatorButtonWasClicked:(id)sender
{
@@ -1033,11 +1145,18 @@
[self updateBitSheet];
}
+/**
+ * Selector to set the focus to the first bit - but it doesn't work (⌘B).
+ */
- (IBAction)bitSheetSelectBit0:(id)sender
{
[[self window] makeFirstResponder:[self valueForKeyPath:@"bitSheetBitButton0"]];
}
+/**
+ * Selector to set the to be edited data to NULL or not according to [sender state].
+ * If NULL processes several validations.
+ */
- (IBAction)setToNull:(id)sender
{
@@ -1062,6 +1181,9 @@
}
+/**
+ * Selector if any bit NSButton was pressed to update any controls in bitSheet.
+ */
- (IBAction)bitSheetBitButtonWasClicked:(id)sender
{
@@ -1073,7 +1195,7 @@
#pragma mark Delegates
/**
- * Performs interface validation for various controls.
+ * Performs interface validation for various controls. Esp. if user changed the value in bitSheetIntegerTextField or bitSheetHexTextField.
*/
- (void)controlTextDidChange:(NSNotification *)notification
{
@@ -1128,8 +1250,8 @@
}
-/*
- Validate editTextView for max text length except for NULL value string
+/**
+ * Validate editTextView for maximum text length except for NULL as value string
*/
- (BOOL)textView:(NSTextView *)textView shouldChangeTextInRange:(NSRange)r replacementString:(NSString *)replacementString
{
@@ -1192,8 +1314,8 @@
return YES;
}
-/*
- invoked when the user changes the string in the editSheet
+/**
+ * Invoked when the user changes the string in the editSheet
*/
- (void)textViewDidChangeSelection:(NSNotification *)notification
{
@@ -1248,10 +1370,12 @@
allowUndo = YES;
}
+/**
+ * Traps any editing in editTextView to allow undo grouping only if the text buffer was really changed.
+ * Inform the run loop delayed for larger undo groups.
+ */
- (void)textDidChange:(NSNotification *)aNotification
{
- // Allow undo grouping only if the text buffer was really changed. Inform
- // the run loop delayed for larger undo groups.
[self performSelector:@selector(setAllowedUndo) withObject:nil afterDelay:0.2];
}